Seiko Cal. 6630 - 778

Seiko 6630-778

The 6630-778 is a sought-after Hand-Winding piece from Seiko's golden era. With its 21mm lug width and 11.7mm profile, it sits comfortably on most wrists. [seikata-wm-6869f08f0a9c]

Also known as: Pogue, Helmet

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
40mm
Case Thickness
11.7mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
160m
Dial Color
Burgundy
Jewels
25j
Frequency
36,000 bph
Power Reserve
69 hours
Year
1980

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